Home / 1,815.49-2,718.37-1,494.73

Finding the Fourth Proportional to 1,815.49, 2,718.37 and 1,494.73

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Solution

The fourth proportional to 1,815.49, 2,718.37 and 1,494.73 is: 2,238.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815.49 : 2,718.37 = 1,494.73 : x
  2. Step 2: Convert to fraction form
    1,815.49/2,718.37 = 1,494.73/x
  3. Step 3: Cross multiply
    1,815.49x = 2,718.37 × 1,494.73
  4. Step 4: Simplify right side
    1,815.49x = 4,063,229.19
  5. Step 5: Solve for x
    x = 4,063,229.19/1,815.49
  6. Step 6: Final answer
    x = 2,238.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.